﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace MasterPageGroupF3
{
    public partial class test : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {

        }

        protected void Button1_Click(object sender, EventArgs e)
        {
            CaptchaControl1.ValidateCaptcha(TextBox1.Text);
            if (!CaptchaControl1.UserValidated)
            {
                Response.Write("<script language='javascript'>alert('khong trung khop');</script>");
            }
        }
    }
}